Nova Science Now: How Smart Are Animals

Neil deGrasse Tyson. With brains surprisingly similar to our own, dogs are being discovered to be far more intelligent than previously credited. Plus, learn about how there domesticated thousands of years ago. Also uncover the incredible truths about dolphins and octopi! 2011/color/60 min/TV-G/widescreen.

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Neil deGrasse Tyson. With brains surprisingly similar to our own, dogs are being discovered to be far more intelligent than previously credited. Plus, learn about how there domesticated thousands of years ago. Also uncover the incredible truths about dolphins and octopi! 2011/color/60 min/TV-G/widescreen.